December weather forecast
Blackeberg, Sweden

December

Weather in December

December, the first month of the winter in Blackeberg, is also an icy month, with temperature in the range of an average low of -1.9°C (28.6°F) and an average high of 1.5°C (34.7°F).

Temperature

The average high-temperature slightly decreases in December, shifting from a cold 5°C (41°F) in November to a still wintry 1.5°C (34.7°F). December records a small disparity from daytime temperatures, marking an average low-temperature of -1.9°C (28.6°F).

Humidity

January and December, with an average relative humidity of 88%, are the most humid months in Blackeberg.

Rainfall

In December, the rain falls for 9 days. Throughout December, 25mm (0.98") of precipitation is accumulated. In Blackeberg, during the entire year, the rain falls for 133 days and collects up to 295mm (11.61") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 9.5 days. Throughout December, 56mm (2.2") of snow is accumulated. Throughout the year, in Blackeberg, there are 49.2 snowfall days, and 269mm (10.59") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 6h and 12min of daylight.
On the first day of December, sunrise is at 08:18 and sunset at 14:56. On the last day of the month, sunrise is at 08:44 and sunset at 14:58 CET.

Sunshine

December has the least sunshine of the year in Blackeberg, with an average of 2.5h of sunshine.

UV index

In December, the average daily maximum UV index in Blackeberg is 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 2 during December leads to these instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Around midday, solar radiation is most harmful; hence, exposure should be limited. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

How cold is December in Blackeberg?
The high-temperature, in December, in Blackeberg, is 1.5°C (34.7°F), while the low-temperature averages to -1.9°C (28.6°F).
What are the most humid months in Blackeberg?
January and December, with an average relative humidity of 88%, are most humid months in Blackeberg, Sweden.
What is the average humidity in December in Blackeberg?
The average relative humidity in December in Blackeberg is 88%.
How many days does it rain in December in Blackeberg?
In December, in Blackeberg, the rain falls for 9 days. Throughout December, 25mm (0.98") of precipitation is accumulated.
How much does it snow in Blackeberg in December?
In Blackeberg, during December, snow falls for 9.5 days and regularly aggregates up to 56mm (2.2") of snow.
What is the month with the shortest days in Blackeberg?
With an average of 6h and 12min of daylight, December has the shortest days of the year in Blackeberg, Sweden.
How many hours of daylight does Blackeberg have in December?
In Blackeberg, Sweden, the average day length in December is 6h and 14min.
When are sunrise and sunset in December in Blackeberg?
On the first day of December in Blackeberg, Sweden, sunrise is at 08:18 and sunset at 14:56. On the last day of the month, sunrise is at 08:44 and sunset at 14:58 CET.
What is the month with the least sunshine in Blackeberg?
The month with the least sunshine in Blackeberg, Sweden, is December, with an average of 2.5h of sunshine.
How many hours of sunshine does Blackeberg have in December?
The average sunshine duration in December in Blackeberg is 2.5h.
How high is the UV index in December in Blackeberg?
In December, the average daily maximum UV index in Blackeberg, Sweden, is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Blackeberg, Sweden
Average temperature in December
Blackeberg, Sweden
  • Average high temperature in December: 1.5°C

The warmest month (with the highest average high temperature) is July (21.4°C).
The month with the lowest average high temperature is January (-0.3°C).

  • Average low temperature in December: -1.9°C

The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).

Average pressure in December - Blackeberg, Sweden
Average pressure in December
Blackeberg, Sweden
  • Average pressure in December: 1007.8mbar

The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in December - Blackeberg, Sweden
Average wind speed in December
Blackeberg, Sweden
  • Average wind speed in December: 18.4km/h

The windiest month (with the highest average wind speed) is December (18.4km/h).
The calmest months (with the lowest average wind speed) are July and August (12.5km/h).

Average humidity in December - Blackeberg, Sweden
Average humidity in December
Blackeberg, Sweden
  • Average humidity in December: 88%

The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is May (71%).

Average rainfall in December - Blackeberg, Sweden
Average rainfall in December
Blackeberg, Sweden
  • Average rainfall in December: 25mm

The wettest month (with the highest rainfall) is July (36mm).
The driest month (with the least rainfall) is April (14mm).

Average rainfall days in December - Blackeberg, Sweden
Average rainfall days in December
Blackeberg, Sweden
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is July (14.9 days).
The month with the least rainy days is February (5.6 days).

Average snowfall in December - Blackeberg, Sweden
Average snowfall in December
Blackeberg, Sweden
  • Average snowfall in December: 56mm

The month with the highest snowfall is February (76mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Blackeberg, Sweden
Average snowfall days in December
Blackeberg, Sweden
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (12.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Blackeberg, Sweden
Average daylight in December /
Average sunshine in December
Blackeberg, Sweden
  • Average daylight in December: 6h and 1min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in December: 2h and 3min

The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).

Average sunshine days in December - Blackeberg, Sweden
Average sunshine days in December
Blackeberg, Sweden
  • Average sunshine days in December: 12.9 days

The month with the most sunshine days is May (15.8 days).
The months with the least sunshine days are February and August (12.8 days).

Average UV index in December - Blackeberg, Sweden
Average UV index in December
Blackeberg, Sweden
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 1).

Average cloud cover in December - Blackeberg, Sweden
Average cloud cover in December
Blackeberg, Sweden
  • Average cloud cover in December: 66

The months with the most cloud cover are January, February and December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in December - Blackeberg, Sweden
Average visibility in December
Blackeberg, Sweden
  • Average visibility in December: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).

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